Installation category B
Efficiency category total
Closed-loop speed control no
Specific ratio* 1
*Specific ratio = 1 + psf / 100 000


  Actual Request 2013 Request 2015
Overall efficiency ηe 43,6 41,7
Efficiency grade N 50,9 49
Power input Pe kW 0,69
Air flow qV m3/h 2405
Pressure increase total Pa 455
Speed n min-1 1390
Data established at point of optimum efficiency